25506800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 180

約数和(自身を含む): 73620288

約数和(自身を除く): 48113488

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 31, 34, 40, 44, 50, 55, 62, 68, 80, 85, 88, 100, 110, 121, 124, 136, 155, 170, 176, 187, 200, 220, 242, 248, 272, 275, 310, 340, 341, 374, 400, 425, 440, 484, 496, 527, 550, 605, 620, 680, 682, 748, 775, 850, 880, 935, 968, 1054, 1100, 1210, 1240, 1360, 1364, 1496, 1550, 1700, 1705, 1870, 1936, 2057, 2108, 2200, 2420, 2480, 2635, 2728, 2992, 3025, 3100, 3400, 3410, 3740, 3751, 4114, 4216, 4400, 4675, 4840, 5270, 5456, 5797, 6050, 6200, 6800, 6820, 7480, 7502, 8228, 8432, 8525, 9350, 9680, 10285, 10540, 11594, 12100, 12400, 13175, 13640, 14960, 15004, 16456, 17050, 18700, 18755, 20570, 21080, 23188, 24200, 26350, 27280, 28985, 30008, 32912, 34100, 37400, 37510, 41140, 42160, 46376, 48400, 51425, 52700, 57970, 60016, 63767, 68200, 74800, 75020, 82280, 92752, 93775, 102850, 105400, 115940, 127534, 136400, 144925, 150040, 164560, 187550, 205700, 210800, 231880, 255068, 289850, 300080, 318835, 375100, 411400, 463760, 510136, 579700, 637670, 750200, 822800, 1020272, 1159400, 1275340, 1500400, 1594175, 2318800, 2550680, 3188350, 5101360, 6376700, 12753400, 25506800]

約数ペア:

[(1, 25506800), (2, 12753400), (4, 6376700), (5, 5101360), (8, 3188350), (10, 2550680), (11, 2318800), (16, 1594175), (17, 1500400), (20, 1275340), (22, 1159400), (25, 1020272), (31, 822800), (34, 750200), (40, 637670), (44, 579700), (50, 510136), (55, 463760), (62, 411400), (68, 375100), (80, 318835), (85, 300080), (88, 289850), (100, 255068), (110, 231880), (121, 210800), (124, 205700), (136, 187550), (155, 164560), (170, 150040), (176, 144925), (187, 136400), (200, 127534), (220, 115940), (242, 105400), (248, 102850), (272, 93775), (275, 92752), (310, 82280), (340, 75020), (341, 74800), (374, 68200), (400, 63767), (425, 60016), (440, 57970), (484, 52700), (496, 51425), (527, 48400), (550, 46376), (605, 42160), (620, 41140), (680, 37510), (682, 37400), (748, 34100), (775, 32912), (850, 30008), (880, 28985), (935, 27280), (968, 26350), (1054, 24200), (1100, 23188), (1210, 21080), (1240, 20570), (1360, 18755), (1364, 18700), (1496, 17050), (1550, 16456), (1700, 15004), (1705, 14960), (1870, 13640), (1936, 13175), (2057, 12400), (2108, 12100), (2200, 11594), (2420, 10540), (2480, 10285), (2635, 9680), (2728, 9350), (2992, 8525), (3025, 8432), (3100, 8228), (3400, 7502), (3410, 7480), (3740, 6820), (3751, 6800), (4114, 6200), (4216, 6050), (4400, 5797), (4675, 5456), (4840, 5270)]